This is a T-Mobile Zte Mf915 Hotspot Lte 4G. This includes the hotspot only. No sim cards or cables are included. Device is fully functional with a clean ESN. Insert/remove SIM 1. Open the SIM door. 2. Insert the SIM card, notched end first, with the gold contacts facing toward the front of the device until it clicks into place. 3. Close the SIM door. 4. To remove the SIM card, push it in and release so it pops out